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Updated pgsql expression and datadict drivers

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This commit is contained in:
zYne 2006-11-25 10:47:17 +00:00
parent 01efe0ed22
commit 85559a7f35
2 changed files with 104 additions and 8 deletions
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48
lib/Doctrine/DataDict/Pgsql.php
View File

@ -531,6 +531,54 @@ class Doctrine_DataDict_Pgsql extends Doctrine_DataDict {
return array($type, $length, $unsigned, $fixed);
}
/**
* Obtain DBMS specific SQL code portion needed to declare an integer type
* field to be used in statements like CREATE TABLE.
*
* @param string $name name the field to be declared.
* @param array $field associative array with the name of the properties
* of the field being declared as array indexes. Currently, the types
* of supported field properties are as follows:
*
* unsigned
* Boolean flag that indicates whether the field should be
* declared as unsigned integer if possible.
*
* default
* Integer value to be used as default for this field.
*
* notnull
* Boolean flag that indicates whether this field is constrained
* to not be set to null.
* @return string DBMS specific SQL code portion that should be used to
* declare the specified field.
*/
public function getIntegerDeclaration($name, $field) {
/**
if (!empty($field['unsigned'])) {
$db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer";
}
*/
if( ! empty($field['autoincrement'])) {
$name = $this->conn->quoteIdentifier($name, true);
return $name.' '.$this->getTypeDeclaration($field);
}
$default = '';
if (array_key_exists('default', $field)) {
if ($field['default'] === '') {
$field['default'] = empty($field['notnull']) ? null : 0;
}
$default = ' DEFAULT '.$this->quote($field['default'], 'integer');
} elseif (empty($field['notnull'])) {
$default = ' DEFAULT NULL';
}
$notnull = empty($field['notnull']) ? '' : ' NOT NULL';
$name = $this->conn->quoteIdentifier($name, true);
return $name . ' ' . $this->getTypeDeclaration($field) . $default . $notnull;
}
/**
* listDatabases
* lists all databases

48
lib/Doctrine/Expression/Pgsql.php
View File

@ -110,4 +110,52 @@ class Doctrine_Expression_Pgsql extends Doctrine_Expression {
public function random() {
return 'RANDOM()';
}
/**
* build a pattern matching string
*
* EXPERIMENTAL
*
* WARNING: this function is experimental and may change signature at
* any time until labelled as non-experimental
*
* @access public
*
* @param array $pattern even keys are strings, odd are patterns (% and _)
* @param string $operator optional pattern operator (LIKE, ILIKE and maybe others in the future)
* @param string $field optional field name that is being matched against
* (might be required when emulating ILIKE)
*
* @return string SQL pattern
*/
public function matchPattern($pattern, $operator = null, $field = null) {
$match = '';
if (!is_null($operator)) {
$field = is_null($field) ? '' : $field.' ';
$operator = strtoupper($operator);
switch ($operator) {
// case insensitive
case 'ILIKE':
$match = $field.'ILIKE ';
break;
// case sensitive
case 'LIKE':
$match = $field.'LIKE ';
break;
default:
return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
'not a supported operator type:'. $operator, __FUNCTION__);
}
}
$match.= "'";
foreach ($pattern as $key => $value) {
if ($key % 2) {
$match.= $value;
} else {
$match.= $db->escapePattern($db->escape($value));
}
}
$match.= "'";
$match.= $this->patternEscapeString();
return $match;
}
}